code: def from_dict(
      cls, d: Dict[str, Union[FeatureType, DType, List[int]]]
  ) -> "SchemaField":
      return cls(**d)
  
imports: from collections import namedtuple
  from io import BytesIO
  import numpy
  from itertools import chain, islice
  from enum import Enum
  import json
  from bigdl.dllib.utils.log4Error import *
  from typing import Any, Dict, Iterator, List, Union, TYPE_CHECKING
label_desc: Use image node_id 2 for calling the SchemaField obj's underlying member method code with example usage: obj.from_dict(cls, d) and returns: cls